Perhaps you should try some spelling variations:
"coder coding and model description" » "coder coding and formal description" (Expand search), "coder coding and model describing" (Expand search), "modern coding and model description" (Expand search), "color coding and model description" (Expand search), "odor coding and model description" (Expand search), "coder coding rna model description" (Expand search), "coder coding and modern description" (Expand search), "coder coding and modeling description" (Expand search)
"api pitons python python programming" » "api pitons pythons python programming" (Expand search), "api pitons piton python programming" (Expand search), "api pitons pytm python programming" (Expand search), "api citons python python programming" (Expand search), "api pitoni python python programming" (Expand search), "api pitoes python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding and model description") OR ("api pitons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding and model description\") OR (\"api pitons python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding and model description ) OR ( api pitons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding and model description") OR ("api pitons python python programming"))*.